YCR‑9950 is a methyl‑type, solvent‑free, high‑purity organopolysilazane resin. It cures rapidly under ambient moisture to form a high‑hardness, non‑yellowing, and highly transparent protective film. The coating forms strong covalent bonds with the substrate, providing excellent mechanical strength, hydrophobicity, and weather resistance. It is widely used in fast‑construction transparent protective coatings and automotive applications.

• Appearance: Colorless to pale yellow clear liquid

• Solid Content: >98% (120±2℃)

• Density (25℃): 0.88±0.1 g/mL

• Viscosity (Ford cup @25℃): ~19s

• Pencil Hardness: ≥5H

• Adhesion: Grade 0

• Surface Dry Time: 15–20 minutes

• Full Cure Time: ~12 hours

• Water Contact Angle: ≥100°

• Max Temperature Resistance: 750℃ (short‑term) / 400℃ (long‑term)

• Shelf Life: 6 months (5–30℃, sealed)

• Package: 1kg, 5kg, 25kg

• One‑component, solvent‑free formula

• Fast room‑temperature moisture curing

• Ultra‑high transparency with no yellowing

• Excellent hardness and scratch resistance

• Superior water and weather resistance

• High temperature and thermal shock resistance

• Forms strong covalent bonds with substrates

• Automotive clear coat and fast‑repair coatings

• Transparent protective coating for metal parts

• Quick‑construction industrial equipment coating

• Anti‑corrosion and anti‑aging coating for consumer electronics

• Hydrophobic and self‑cleaning surface treatment